Fence clamp



FIG. 1 is a top perspective view of the claimed design for a fence clamp;

FIG. 2 is a front view of the fence clamp shown in FIG. 1;

FIG. 3 is a left side view of the fence clamp shown in FIG. 1, a right side view being a mirror image of the left side view;

FIG. 4 is a rear view of the fence clamp shown in FIG. 1; and,

FIG. 5 is a top view of the fence clamp shown in FIG. 1, a bottom view being identical to the top view thereof.

The dashed lines on the claimed design in FIGS. 1, 2, and 4 depict environmental structure that form no part of the claimed design. 

CLAIM We claim the ornamental design for a fence clamp, as shown and described. 